A lichen that grows by branching is described as 

(1) fruticose

(2) crustose

(3) foliose

(4) dichotose

The fruiting bodies of Agaricus are also known as

(1) cleistothecium

(2) fairy rings

(3) basidiocarp

(4) ascocarp

Fungi imperfecti constitute a group that

(1) are obligatory parasites

(2) reproduce only asexually

(3) do not cause disease in humans

(4) resemble bacteria in some respects

The photoautotrophic organisms that do not split water to obtain reducing power are 

(1) purple bacteria 

(2) cyanobacteria

(3) green plants

(4) none of these

Which is purely anaerobic?

(1) Algae

(2) Mosses

(3) Fungi

(4) None of these

Which of these contains 2 nucleus one for vegetative purpose and the other for reproduction?

(1) Euglena

(2) Paramecium

(3) Chlamydomonas

(4) Spirogyra

Viral envelope contains

(1) lipids

(2) proteins

(3) carbohydrates

(4) all of these

Which of the following is a DNA containing double shelled virus?

(1) Hepatitis A

(2) Hepatitis B

(3) Hepatitis C

(4) Hepatitis D

Azolla increases soil fertility of

(1) maize

(2) barley

(3) rice

(4) wheat

Saprotrophs live on dead organic matter, which they utilize

(1) by phagocytosis

(2) after digestion by extracellular enzymes synthesised by them

(3) by endocytosis

(4) by pinocytosis