What is true about ribosomes
Options
(a) The prokaryotic ribosomes are 80S, where “S” stands for sedimentation coefficient (b) These are composed of ribonucleic acid and proteins (c) These are found only in eukaryotic […]
Select the correct statement from the following regarding cell membrane.
Options
(a) Na⁺ and K⁺ ions move across cell membrane by passive transport (b) Proteins make up 60 to 70% of the cell membrane. […]
Consider the following four statements and select the option which includes all the correct ones only. (1) Single cell Spirulina can produce large quantities of food rich in protein, minerals, vitamins etc. (2) Body weight-wise […]
Which one of the following is a case of wrong matching
Options
(a) Somatic hybridization – Fusion of two diverse cells (b) Vector DNA -Site for t-RNA synthesis (c) Micropropagation – in vitro […]
The test-tube Baby Programme employs which one of the following techniques
Options
(a) Intra cytoplasmic sperm injection (ICSI) (b) Intra uterine insemination (IUI) (c) Gamete intra fallopian transfer (GIET) (d) zygote intra fallopian […]
The correct sequence of cell organelles during photorespiration is:
Options
(a) Chloroplast-Golgibodies-mitochondria (b) Chloroplast-Rough Endoplasmic reticulum, Dictyosomes (c) Chloroplast-peroxisome-mitochondria (d) Chloroplast-vacuole-peroxisome
Correct Answer:
Chloroplast-peroxisome-mitochondria
Explanation:
No explanation available. Be the first to write the […]
A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro-harmonal control system?
Options
(a) […]
Which one of the following is correctly matched about plant nutrients?
Options
(a) Passive transport of nutrients – ATP (b) Asoplast – Plasmodesmata (c) Potassium – Readily immobilisation (d) Bakane of rice seedlings […]
Which one of the following is wrong statement about nitrogen fixing?
Options
(a) Anabaena and Nostoc are capable of fixing nitrogen in free living state also. (b) Root nodule forming nitrogen fixers live […]
The domestic sewage in large cities
Options
(a) has a high BOD as it contains both aerobic and anaerobic bacteria. (b) is processed by aerobic and then anaerobic bacteria in the secondary treatment […]
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