In a human being the number of spinal nerves is
In a human being,the number of spinal nerves is
Options
(a) 31 pairs (b) 52 pairs (c) 12 pairs (d) 36 pairs
Correct Answer:
31 pairs
Explanation:
In a human being,the number of […]
PB2002
The term cell was coined by
The term cell was coined by
Options
(a) Robert Hooke (b) Robert Brown (c) Charles Darwin (d) Albert Wallace
Correct Answer:
Robert Hooke
Explanation:
No explanation available. Be the first to write the […]
The process of photosynthesis takes place in
The process of photosynthesis takes place in
Options
(a) entire plant (b) leaves (c) cells of leaves (d) chloroplasts
Correct Answer:
chloroplasts
Explanation:
No explanation available. Be the first to write the explanation […]
The layer found between cell wall of two cells is called
The layer found between cell wall of two cells is called
Options
(a) lysosome (b) lomasome (c) microsome (d) middle lamella
Correct Answer:
middle lamella
Explanation:
No explanation available. Be the first to […]
The temperature of a body falls from 50⁰C to 40⁰C in 10 minute. If the temperature
The temperature of a body falls from 50⁰C to 40⁰C in 10 minute. If the temperature of the surroundings is 20⁰C, then temperature of the body after another 10 minute will be
Options
(a) […]
Which of the following gives methane on hydrolysis
Which of the following gives methane on hydrolysis
Options
(a) CaC₂ (b) Al₄C₃ (c) Al₂O₃ (d) Fe₃O₄
Correct Answer:
Al₄C₃
Explanation:
Al₄C₃ + 12H₂O → 4Al(OH)₃ + 3CH₄↑
If 0.44g of a colourless oxide of nitrogen occupies 224 ml at 1520 mm of Hg and 273⁰C
If 0.44g of a colourless oxide of nitrogen occupies 224 ml at 1520 mm of Hg and 273⁰C, then the compound is
Options
(a) N₂O (b) NO₂ (c) NO₄ (d) N₂O₂
Correct Answer: […]
The oxidative breakdown of respiratory substrates, with help of oxygen, is termed as
The oxidative breakdown of respiratory substrates, with help of oxygen, is termed as
Options
(a) fermentation (b) respiratory quotient (c) aerobic respiration (d) anaerobic respiration
Correct Answer:
aerobic respiration
Explanation:
No explanation available. […]
If there are 4 cells in anthers, what will the number of pollen grains?
If there are 4 cells in anthers, what will the number of pollen grains?
Options
(a) 4 (b) 12 (c) 8 (d) 16
Correct Answer:
16
Explanation:
In anthers, meiosis occurs and each […]
The asexual reproduction of seed is called
The asexual reproduction of seed is called
Options
(a) apomixis (b) adventive (c) fragmentation (d) self-fertilization
Correct Answer:
apomixis
Explanation:
No explanation available. Be the first to write the explanation for this question […]