EveryDay Science MCQS

611. Deficiency of Vitamin-A results in _?
A: rickets
B: Night blindness
C: scurvy
D: hair fall

612. Which of the following is responsible for transporting oxygen in the blood?
A: White blood cells
B: Neutrophils
C: Red blood cells
D: None of these

613. Which of the following is true for hormones?
A: All proteins are hormones
B: All hormones are proteins
C: All hormones are amino acids
D: None of these

614. Prokaryotes have which of the following structures?
A: Nucleus
B: Mitochondria
C: Chloroplast
D: None of these

615. Diversity in which of the following groups is not due to artificial selection?
A: Wheat
B: Dogs
C: Cotton
D: None of these

616. Arachnophobia refers to a fear of:
A: Spiders
B: Snakes
C: Bats
D: None of these

617. Which of the following is a part of DNA?
A: DGTP
B: DADP
C: DTMP
D: None of these

618. In humans, the ” y” chromosome is passed to the next generation from:
A: Father to son
B: Mother to son
C: Father to daughter
D: None of these

619. Which of the following is a mammal?
A: Blue tuna
B: Swordfish
C: Whale
D: None of these

620. Female ova are:
A: Haploid
B: Diploid
C: Triploid
D: None of these