Test 11 (Class 11) - Type Recall (Old NCERT)

Biology 1 - Section A

1.

The given pattern of life cycle will be seen in:

1. Spirogyra	2. Fucus
3. Ectocarpus	4. Polysiphonia

2.

Identify the incorrect statement regarding body organization in fungi:

1.	With the exception of yeast, fungi are filamentous.
2.	Their bodies consist of long, slender hyphae that may be coenocytic or septate.
3.	The network of hyphae is known as the mycelium.
4.	The cell walls of fungi lack chitin and polysachharides.

3.

The given figure shows an organism capable of causing ret tides in water bodies that adversely affect the aquatic life. This organism can be:

1. Ctenoplana
2. Gonyaulax
3. Pennatula
4. Gorgonia

4.

The pointed structures seen emerging from ground in the given picture are called:

1. Pneumatophores
2. Haustoria
3. Assimilatory roots
4. Stilt roots

5.

Study the given figure regarding a taxonomic aid. Read the two statements given after the figure and select the correct option as your answer:

I: The taxonomic aid is a dichotomous key.
II: If the entire key consists of exactly two choices at each branching point, the key is called dichotomous.
1. Both I and II are correct but II does not explain I.
2. Both I and II are correct and II explains I.
3. Both I and II are incorrect.
4. II is incorrect but I is correct.

6.

In which of the following animals, the body is cylindrical and is composed of an anterior proboscis, a collar and a long trunk?

1.	Hemichordates	2.	Urochordates
3.	Cephalochordates	4.	Vertebrate chordates

7.

Flame cells are excretory structures seen in:

1.	Platyhelminthes	2.	Annelids
3.	Arthropods	4.	Cnidarians

8.

Viruses are non-cellular organisms but replicate themselves once they infect the host cell. To which of the following kingdom do viruses belong?
1. Monera
2. Protista
3. Fungi
4. None of the above

9. Which of the following is an egg laying mammal?

1. Ornithorhynchus	2. Macropus
3. Macaca	4. Balaenoptera

10. Metamerism evolved for the first time in the members of the Phylum:

1.	Annelida	2.	Platyhelminthes
3.	Aschelminthes	4.	Chordata

11.

The cell walls of diatoms are ‘indestructible’ as they are embedded with:

1.	Silica	2.	Chitin
3.	Calcium	4.	Raphides

12.

In the Two Kingdom classification, the Kingdom Plantae was erroneous with some major issues that include:

I:	Placing bacteria and blue green algae with eukaryotic groups
II:	Grouping together the unicellular organisms with multicellular ones
III:	Placing heterotrophic fungi with autotrophic plants

1.	I and II only	2.	I and III only
3.	II and III only	4.	I, II and III

13.

Taxonomy does not include:

1.	Describing a new species
2.	Naming a new species
3.	Classifying organisms
4.	Discovering a new species

14.

Identify the incorrect statement:

1.	As compared to the bryophytes, pteridophytes have sporophyte as the main plant body
2.	Pteridophyte sporophyte has well differentiated true roots, stem and leaves
3.	Selaginella has macrophylls like ferns
4.	In sporophyte of ferns, leaf-like appendages called sporophylls subtend sporangia

15.

In the given diagram of Funaria, what are A, B, C and D respectively?

1. Sporophyte, Gametophyte, Female branch, Male branch
2. Gametophyte, Sporophyte, Female branch, Male branch
3. Sporophyte, Gametophyte, Male branch, Female branch
4. Gametophyte, Sporophyte, Male branch, Female branch

16.

Consider the following statements regarding green algae:

I:	Pigments are located in definite plastids
II:	Most have pyrenoids in chloroplasts
III:	Cell wall has an inner layer of pectose and outer layer of cellulose

1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct

17.

In Amphibia:

I:	Skin is moist without scales
II:	A tympanum represents the ear
III:	Fertilization is external

1.	Only I and II are correct	2.	Only I and III are correct
3.	Only II and III are correct	4.	I, II, and III are correct

Biology 1 - Section B

18.

All the following regarding collenchyma tissue in plants are correct except:

1.	It occurs below the epidermis of stem and leaves in most monocots
2.	It is found either as a homogenous layer or in patches
3.	Cells are much thickened at the corners
4.	Intercellular spaces are absent

19.

In mango, the fruit is:

1.	drupe and mesocarp is fleshy and edible
2.	drupe and mesocarp is fibrous
3.	berry and mesocarp is fleshy and edible
4.	berry and mesocarp is fibrous

20.

In papilionaceous aestivation:
1. standard overlaps the wings that overlap the keel
2. standard overlaps the keel that overlaps the wings
3. wings overlap the standard that overlaps the keel
4. keel overlaps the wings that overlap the standard

21. Match each item in Column I with one in Column II and select the correct match from the codes given:

	Column I [Plant of Family Solanaceae]		Column II [Use]
A.	Ashwagandha	P.	Ornamental
B.	Tobacco	Q.	Medicine
C.	Petunia	R.	Fumigatory

Codes:

	A	B	C
1.	P	Q	R
2.	Q	R	P
3.	R	P	Q
4.	P	R	Q

22.

The ring arrangement of vascular bundles is a characteristic feature of:

1.	Monocot stem	2.	Dicot stem
3.	Monocot root	4.	Dicot root

23.

In a dicot stem the term 'starch sheath' is used for:

1.	Epidermis with guard cells	2.	Hypodermis
3.	Endodermis	4.	Pericycle

24.

Match the parts labeled as A, B and C in the diagram of stem apex with their derivatives in the plant body:

	A	B	C
1.	Dermatogen	Periblem	Plerome
2.	Dermatogen	Plerome	Periblem
3.	Epidermis	Vascular bundle	Cortex
4.	Epidermis	Cortex	Vascular bundle

25. The cambial ring in the dicot stem cuts:

1.	cells that mature into secondary xylem towards pith and into secondary phloem towards periphery
2.	cells that mature into secondary xylem towards periphery and into secondary phloem towards pith
3.	cells that mature into primary xylem towards pith and into primary phloem towards periphery
4.	cells that mature into primary xylem towards periphery and into primary phloem towards pith

Biology 2 - Section A

26.

Consider the following statements:

I:	Glycine is the simplest amino acid, with a hydrogen atom as its side chain (R group).
II:	Tryptophan is an aromatic amino acid.
III:	Lysine is an acidic amino acid.

1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct

27. Consider the given two statements:

Statement I:	Iodine test can detect the presence of starch but not of cellulose in a given sample.
Statement II:	Starch forms helical secondary structure and can hold iodine molecules while cellulose does not contain complex helices and hence cannot hold iodine.

1.	Both Statement I and Statement II are correct and Statement II correctly explains Statement I
2.	Both Statement I and Statement II are correct but Statement II does not correctly explain Statement I
3.	Statement I is correct but Statement II is incorrect
4.	Statement I is incorrect but Statement II is correct

28. The type of chromosome not shown in the figure given below will be:

1. metacentric	2. sub-metacentric
3. acrocentric	4. telocentric

29. Ribosomes are:

I:	bound by a single membrane only
II:	found in all cells – both eukaryotic as well as prokaryotic
III:	found in cytoplasm as well as chloroplasts, mitochondria and on RER

1.	Only I and II	2.	Only I and III
3.	Only II and III	4.	I, II and III

30.

The following diagram shows the alimentary canal of Periplaneta americana. Identify the incorrectly matched pair:

1.	A	Storing the food
2.	B	Absorption of food
3.	C	Secretion of digestive enzymes
4.	D	Excretion and osmoregulation

31.

The famous aphorism ‘omniscellula-e-cellula’ was added to the cell theory in 1855 by

1.	Matthias Shcleiden	2.	Theodor Schwann
3.	J. B. S. Haldane	4.	Rudolph Virchow

32. A bacterial cell has
1. a single chromosome and circular DNA
2. multiple chromosomes and circular DNA
3. a single chromosome and linear DNA
4. multiple chromosomes and liner DNA

33.

Identify the biopolymer show in the diagram and the constituent monomer shown within the brackets:

1.	Cellulose and β – D Glucose
2.	Agarobiose and 3,6-anhydro-L-galactopyranose
3.	Chitin and N-acetyl-D-glucosamine
4.	Peptidoglycan and N-acetylmuramic acid

34. Consider the given two statements:

Statement I:	Secondary metabolites derived from plant, fungal and microbial cells do not have a use in human welfare.
Statement II:	We do not, at the moment, understand the role or functions of all the secondary metabolites in host organisms.

1.	Both Statement I and Statement II are correct and Statement II correctly explains Statement I
2.	Both Statement I and Statement II are correct but Statement II does not correctly explain Statement I
3.	Statement I is correct but Statement II is incorrect
4.	Statement I is incorrect but Statement II is correct

35. Identify an acidic amino acid amongst the following:

1.		2.
3.		4.

36. Consider the given statements:

Statement I:	The head of cockroach is at right angle to the longitudinal body axis.
Statement II:	The head of cockroach is formed by the fusion of six segments.

1. Only Statement I is correct
2. Only Statement II is correct
3. Both Statement I and Statement II are correct
4. Both Statement I and Statement II are incorrect

37. Consider the given two statements:

I:	Gingelly oil remains as oil in winters.
II:	The fatty acid components of the oil are all saturated.

1.	Both I and II are correct and II correctly explains I
2.	Both I and II are correct but II does not correctly explain I
3.	I is correct but II is incorrect
4.	I is incorrect but II is correct

38. The endoplasmic reticulum:

I:	divides the intracellular space into a luminal compartment and an extra-luminal [cytoplasm] compartment.
II:	is called as rough ER if it shows ribosomes attached to its inner surface.

1. both I and II are correct
2. only I is correct
3. only II is correct
4. Both I and II are incorrect

39.

Smooth muscles are found in all the following locations except:
1. Wall of blood vessels
2. Wall of stomach
3. Wall of ureter
4. Wall of abdomen

40. What would be true for the structures shown in the given diagram of chloroplast?

I:	A is the site of the location of the enzymes for the biosynthetic phase of photosynthesis in higher plants.
II:	B is the site for the location of the photosynthetic pigments organized into photosystems.
III:	C lacks PS II as well as NADP reductase enzyme.

1.	Only I and II	2.	Only III
3.	Only II	4.	I, II and III

41. Which of the following statements is not correct with respect to the epithelial tissue?

1.	It covers the external surface of the body and the internal surface of many organs.
2.	The neighbouring cells are held together by cell junctions and there is very little extracellular material.
3.	The epithelial cells rest on a cellular basement membrane that separates it from underlying connective tissue.
4.	There is no blood vessel supplying the nutrients to the epithelial cells.

42. The prokaryotic cells:

1.	do not possess flagella
2.	possess flagella that are structurally similar to that of the eukaryotic flagella
3.	possess flagella that are structurally different from that of the eukaryotic flagella
4.	possess flagella made of tubulin protein and microtubules

Biology 2 - Section B

43.

Liquid endosperm in coconut forms due to:
1. Failure of cytokinesis after karyokinesis
2. Failure of karyokinesis before cytokinesis
3. Disruption of spindle fibers at metaphase
4. Continued DNA replication during cytokinesis

44.

The cell shown in the given diagram is in:

1. Metaphase I	2. Metaphase II
3. Anaphase I	4. Anaphase II

45.

In the absence of carbonic anhydrase in the human body, the reaction between carbon dioxide and water leading to the formation of carbonic acid:
1. Will not occur
2. Will slow down considerably
3. Will get faster
4. Will remain unaltered

46. The diagram shows cytokinesis in animal cell [I] and in plant cell [II]. What will be correct for A, B and C in these cells?

	Animal cell	Plant cell
A.	Furrow formed using actin and myosin	Vesicles from Golgi move to centre
B.	The furrow reaches centre from periphery	Tubular structures merge to form plasma membrane
C.	Cells pinched apart	Pectins deposited leading to formation of middle lamella

1.	Only A and B	2.	Only A and C
3.	Only B and C	4.	A, B and C

47.

The enzymes that catalyse removal of groups from substrates by mechanisms other than hydrolysis leaving double bonds are called as:

1.	Oxidoreductases	2.	Hydrolases
3.	Ligases	4.	Lyases

48. Identify the incorrect statement regarding the cell cycle of a typical eukaryotic cell:

1.	The interphase lasts more than 95% of the duration of the cell cycle.
2.	M phase starts with the nuclear division.
3.	Interphase is the resting stage in the cell cycle where the cell is metabolically inactive.
4.	Neurons in human body are permanently in G₀ phase of the cell cycle.

49.

At the metaphase plate:

1.	The sister chromatids of a chromosome are connected by their kinetochores to the spindle fibers from the same pole
2.	The non sister chromatids of a chromosome are connected by their kinetochores to the spindle fibers from the same pole
3.	The sister chromatids of a chromosome are connected by their kinetochores to the spindle fibers from the opposite poles
4.	The non sister chromatids of a chromosome are connected by their kinetochores to the spindle fibers from the opposite poles

50.

Proteins are synthesized in preparation for mitosis during:

1.	G₁ phase	2.	S phase
3.	G₂ phase	4.	M phase

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