Objective General Knowledge

Q. Pedology is the study of
1 Soil
2 Locomotion of animals
3 Rocks
4 Crop disease
Ans: 1

Q. Oxygen in our blood is transported by a protein named
1 Haemoglobin
2 Keratin
3 Collagen
4 Myoglobin
Ans: 1

Q. Outer covering of virus made up of protein is
1 capsid
2 coat
3 virion
4 viriod
Ans: 1

Q. Our Skin becomes dark, when exposed to excess sunlight. This is because of our skin pigment called
1 Flavoxanthin
2 Melanin
3 Carotene
4 Xanthopny II
Ans: 2

Q. O2 released in the process of photosynthesis comes from
1 CO2
2 Water
3 Sogar
4 Pyruvic
Ans: 2

Q. Number of chromosones in Down's syndrome is
1 46
2 47
3 48
4 49
Ans: 2

Q. Normal adult human male has
1 10 gm of haemoglobin/100 gm of blood
2 14 gm of haemoglobin/100 gm of blood
3 18 gm of haemoglobin/100 gm of blood
4 24 gm of haemoglobin/100 gm of blood
Ans: 2

Q. Norepinephrine increases
1 respiration
2 urine production
3 saliva production
4 blood pressure
Ans: 4

Q. Nitrogen is fixed in ecosystems in ways stated below . Which one of the statements below is false?
1 by cyanobacteria
2 by electrial discharges in the atmosphere
3 by industrially synthesized fertilizer
4 by denitrification
Ans: 4

Q. Neurospora is used as genetic material because
1 it has short life cycle of 10 days
2 the product of single meiosis can be easily analysed
3 meiotic products are linearly arranged in the form of ordered tetrads
4 is a diploid fungus
Ans: 1