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

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

(1) Hepatitis A

(2) Hepatitis B

(3) Hepatitis C

(4) Hepatitis D

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

The fruiting bodies of Agaricus are also known as

(1) cleistothecium

(2) fairy rings

(3) basidiocarp

(4) ascocarp

Select the option that correctly identifies the different genera (A, B, C and D) of Kingdom Fungi shown in figure.

Azolla increases soil fertility of

(1) maize

(2) barley

(3) rice

(4) wheat

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