Which one of the following groups of animals is bilaterally symmetrical and triploblastic?

1. Coelenterates (cnidarians)

2. Ascheminthes (roundworms)

3. Ctenophores

4. Sponges

Tiger is not a resident, in which one of the following national parks?

A change in the amount of yolk and its distribution in the egg will affect:

1. formation of zygote

2. pattern of cleavage

3. number of blastomeres produced

4. fertilization

When breast feeding is replaced by less nutritive food low in proteins and calories, infants below the age of one year are likely to suffer from:

1. marasmus

2. rickets

3. kwashiorkor

4. pellagra

Stroma in the chloroplasts of higher plants contains:

1. light-independent reaction enzymes

2. light-dependent reaction enzymes

3. ribosomes

4. chlorophyll

Which of the following correctly describes the location of some body parts in the earthworm Pheretima?

Foetal ejection reflex in human female is induced by:

1. pressure exerted by aminotic fluid

2. release of oxytocin from pituitary

3. fully developed foetus and placenta

4. differentiation of mammary glands

Which one of the following has haplontic life cycle?

1. Funaria

2. Polytrichum

3. Ustilago

4. wheat

Which of the following plants you would select for the production of bioethanol?

1. Brassica

2. Zea mays

3. Pongamia

4. jatropha

Which part of the human brain is concerned with the regulation of body temperature?

1. Medulla oblongata

2. Cerebellum

3. Cerebrum

4. Hypothalamus