1011. In hydrolysis, larger molecules are broken down into smaller molecules by the addition of?
A) Amino acids
(B) Water
C) Grape sugar
D) Sucrose
1012. The body energy that can be stored in almost unlimited amounts is?
A) Glycogen
B) Protein
C) Glucose
(D) Triglyceride
1013. Starch is commonly formed and stored in?
A) Animals
(B) Plants
C) Fish
D) Insects
1014. Double fertilization occurs in?
A) All plants
B) All seed plants
C) Gymnosperms
(D) Angiosperms
1015. Proteins comprise _% of the total dry weight of a cell?
A) 40%
(B) 50%
C) 60%
D) 70%
1016. Adult birds normally possess only one functional?
A) Ureter
B) Ovary
C) Lung
(D) Testis
1017. Chemical components less in a eukaryotic cell as compared to a prokaryotic cell are (i) lipids (ii) carbohydrates (iii) proteins (iv) DNA.
A) i & ii
B) iii & iv
C) i ii iii & iv
(D) iv only
1018. Animals obtain carbohydrates mainly from?
A) Glucose
B) Starch
C) Sucrose
(D) Glycogen
1019. The one which is an incorrect pair?
A) Sori – Indusium
B) Arthrophytes – Jointed
C) Dichotomous – Vernation
(D) Lycopods – Ground pries
1020. Mycoplasmas have been included in bacteria because:
A) Do not have a cell wall
B) Are heterotrophic
C) Lack membrane-bounded organelles
(D) Reproduce by binary fission
1021. Which one is an abundant component in animals?
A) Starch
B) Glycogen
C) Cellulose
(D) None of these
1022. The one which can tolerate the highest external osmotic pressure is?
A) Algae
B) Amoeba
C) Fungi
(D) Bacteria
1023. The cell wall of oomycetes is chiefly composed of?
A) Chitin
B) Cellulose
C) Lignin
(D) Proteins
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