Options:
- B. Anaerobic respiration
- C. Aerobic respiration
- D. Nitrogenous respiration
View Answer
B. Anaerobic respiration
Biology
The higher animals have special organs for exchange of gases as their skin is ___________ ?
Options:
- A. Thin
- B. Thick
- C. Soft
- D. Hard
View Answer
B. Thick
Which of the following is a disease caused by deficiency of protein in children?
Options:
- A. Pellagra
- B. Marasmus
- C. Beri-Beri
- D. Rickets
View Answer
B. Marasmus
Which one of the following toxic metals is extensively present in newspaper?
Options:
- A. Mg
- B. Cd
- C. Pb
- D. Hg
View Answer
C. Pb
Which one of the following animal has two separate circulatory pathways?
Options:
- A. Shark
- B. Whale
- C. Frog
- D. Lizard
View Answer
B. Whale
Chlorophyll is a naturally occurring chelate compound in which central metal is
Options:
- A. copper
- B. magnesium
- C. iron
- D. None of these
View Answer
B. magnesium
Genes are made up of ________ ?
Options:
- A. Histones
- B. Lipoproteins
- C. Polynucleotides
- D. Hydrocarbons
View Answer
C. Polynucleotides
Homologous chrosomes which are present in male and female both are known a _________?
Options:
- A. Heterosomes
- B. Replosomes
- C. Androsomes
- D. Autosomes
View Answer
D. Autosomes
The haploid condition is found in _________?
Options:
- A. Amoeba
- B. Bacteria
- C. Ovum
- D. Zygote
View Answer
D. Zygote
The enzyme which is secreted by salivary gland is?
Options:
- A. Pepsin
- B. Ptyalin
- C. Lactalase
- D. Bile
View Answer
B. Ptyalin