Biology MCQ – Set 3

Biology MCQ – Set 3
BanglaQuiz Question ID : 1216
1. Potato is a modified form (outgrowth) of
(A) root
(B) stem
(C) fruit
(D) leaf
Answer :
BanglaQuiz Question ID : 1217
2. Prothrombin which helps in clotting of blood is released by
(A) lymphocytes
(B) erythrocytes
(C) monocytes
(D) blood platelets
Answer :
BanglaQuiz Question ID : 1218
3. Most of the red, blue and purple colours of plants are due to a pigment called
(A) anthocyanin
(B) carotene
(C) chlorophyll
(D) xanthophylls
Answer :
Anthocyanin – A blue, violet, or red flavonoid pigment found in plants.
[/spoiler]BanglaQuiz Question ID : 1219
4. Plants developing in dry conditions are
(A) xerophytes
(B) mesophytes
(C) lithophytes
(D) hydrophytes
Answer :
[/spoiler]
BanglaQuiz Question ID : 1220
5. Plants growing on sand are called as
(A) chasmophytes
(B) oxylophytes
(C) lithophytes
(D) psammophytes
Answer :
BanglaQuiz Question ID : 1221
6. Our skin, when exposed to excess sunlight, becomes dark. This is because our skin pigments called
(A) flavoxanthin
(B) melanin
(C) carotene
(D) Xanthophyll
Answer :
BanglaQuiz Question ID : 1222
7. Normal adult human male has
(A) 10 gram of haemoglobin/100 gram of blood
(B) 14 gram of haemoglobin/100 gram of blood
(C) 18 gram of haemoglobin/100 gram of blood
(D) 24 gram of haemoglobin/100 gram of blood
Answer :
BanglaQuiz Question ID : 1223
8. Monotremes are unique mammals because they
(A) posses hair
(B) give birth to live young
(C) secret milk in a pouch
(D) lay eggs
Answer :
BanglaQuiz Question ID : 1224
9. Poison glands of snakes are homologous to
(A) electric organs of fishes
(B) stings of rays
(C) sebaceous glands of mammals
(D) salivary glands of vertebrates
Answer :
BanglaQuiz Question ID : 1225
10. Outer covering of virus made up of protein is
(A) capsid
(B) coat
(C) virion
(D) viriod
Answer :
To check our latest Posts - Click Here