General knowledge about Biology. Learn Biology MCQs Perfect for competitive exams and general awareness.
Q1. The worm used in vermiculture is –
(a) tape worm
(b) silk worm
(c) thread worm
(d) earth worm
(d) earth worm
Q2. The main factor of evolution is –
(a) mutation
(b) acquired traits
(c) sexual reproduction
(d) natural selection
(d) natural selection
Q3. They flying mammal is –
(a) jaguar
(b) ostrich
(c) pangolin
(d) bat
(d) bat
Q4. Desert plants are usually –
(a) viviparous
(b) fleshy
(c) herbs
(d) heterophyllous
(b) fleshy
Q5. They yellow colour of papaya is due to –
(a) Papane
(b) Lycopin
(c) Caricaxanthin
(d) Carotene
(c) Caricaxanthin
Q6. Mendel’s Theory of Heredity is based on –
(a) fission
(b) asexual reproduction
(c) sexual reproduction
(d) all the above
(c) sexual reproduction
Q7. The bacteria responsible for nitrogen fixation in soyabean is
(a) Rhizobium leguminosarum
(b) Rhizobium japonicum
(c) Rhizobium phaseoli
(d) Rhizobium trifoli
(d) Rhizobium trifoli
Q8. So much diversity in living beings is due to
(a) adaptation
(b) competition
(c) mutation
(d) survival
(c) mutation
Q9. How many pairs of nerves emerge out of the spinal cord ?
(a) 13
(b) 31
(c) 33
(d) 12
(b) 31
Q10. Where does fertilization take place ?
(a) the uterus
(b) the oviduct
(c) the ovary
(d) the vagina
(b) the oviduct