Which one of the following is monoecious?

1. Cycas 2. Pinus
3. Date palm 4. Marchantia

Subtopic:  Gymnosperms |
 79%
Level 2: 60%+
AIPMT - 2010
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The correct floral formula of soybean is:
 

1. %  K5 C1 + (2) + 2 A(9)+1 G1
2. %  K(5) C1 + 2 + (2) A(9)+1 G1
3. %  K(5) C1 + 2 + (2) A1+(9) G1
4. %  K(5) C1 + (2) + 2 A(9)+1 G1
Subtopic:  Families of Flowering Plant: I |
 76%
Level 2: 60%+
AIPMT - 2010
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Aestivation of petals in the flower of cotton is correctly shown in:

1. 2.
3. 4.
Subtopic:  Flower & Parts of Flower |
 70%
Level 2: 60%+
AIPMT - 2010
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Study the pathway given below:

65525

In which of the following options, correct words for all the three blanks A, B and C are indicated?

A B C
1. Fixation  Transamination Regeneration
2. Fixation  Decarboxylation  Regeneration
3. Carboxylation  Decarboxylation Reduction
4. Decarboxylation Reduction  Regeneration
Subtopic:  C4 Cycle (Hatch & Slack Pathway) |
 75%
Level 2: 60%+
AIPMT - 2010
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Given below is the diagram of a stomatal apparatus. In which of the following, all the four parts labelled as A, B, C and D are correctly identified:

 

          A           B          C           D
1. Guard cell Stomatal aperture Subsidiary Cell Epidermal Cell
2. Epidermal Cell Guard Cell Stomatal aperture Subsidiary cell
3. Epidermal Cell Subsidiary Cell Stomatal aperture Guard Cell
4. Subsidiary Cell Epidermal Cell Guard Cell Stomatal aperture
Subtopic:  Epidermal Tissue System |
 84%
Level 1: 80%+
AIPMT - 2010
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Read the following four statements A, B, C and D and select the right option having both correct statements:

STATEMENTS:

(A) Z-scheme of light reaction takes place in the presence of PSI only
(B) Only PSI functional in cyclic photophosphorylation
(C) Cyclic photophosphorylation results in a synthesis of ATP and NADPH2
(D) Stroma lamellae lack PSII as well as NADP

Options:

1. A and B
2. B and C
3. C and D
4. B and D

Subtopic:  Light Reaction: Photophosphorylation | Light Reactions |
 83%
Level 1: 80%+
AIPMT - 2010
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One of the commonly used plant growth hormone in tea plantations is:

1. Abscisic acid 2. Zeatin
3. Indole-3- acetic acid 4. Ethylene
Subtopic:  Growth Hormones & Auxin |
 77%
Level 2: 60%+
AIPMT - 2010
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Root development is promoted by:
1. Auxin
2. Gibberellin
3. Ethylene
4. Abscisic acid

Subtopic:  Growth Hormones & Auxin |
 74%
Level 2: 60%+
AIPMT - 2010
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Examine the figure (A-D) given below and select the right option out of 1-4, in which all the four structures A, B, C, and D are identified correctly:

 

Options

A B C D
1. Runner  Archegoniophore    Synergid Antheridium
2. Offset  Antheridiophore  Antipodals   Oogonium
3. Sucker  Seta  Megaspore
mother cell   
Gamma cup
4. Rhizome Sporangiophore  Polar cell     Globule
Subtopic:  Asexual Reproduction | Events during Sexual reproduction |
 89%
Level 1: 80%+
AIPMT - 2010
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Which of the following representations shows the pyramid of numbers in a forest ecosystem?

 

1.  A 2.  B
3.  C 4.  D

Subtopic:  Ecological Pyramids |
Level 3: 35%-60%
AIPMT - 2010
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