What is a test cross used to determine?
Correct answer D. Genotype
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Everyday Science MCQs
Page 131 of Everyday Science multiple-choice questions with answers. Tap an option to check yourself.
Page 131 of 198
Which blood group is an example of codominance?
Correct answer A. AB blood group
Which yellowish glandular structure produces progesterone?
Correct answer D. Corpus luteum
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Secretin inhibits the production of which digestive juice?
Correct answer C. Gastric juice
In which plants does far-red light promote flowering?
Correct answer C. Short day plant
Which is regarded as the highest form of learning?
Correct answer D. Insight learning
In the human female, where does fertilisation usually take place?
Correct answer D. Proximal part of oviduct
Which nervous disorder is marked by involuntary tremors, reduced motor power and rigidity?
Correct answer A. Parkinson’s disease
How far apart must two points be for the unaided human eye to tell them apart?
Correct answer C. 0.1 mm
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Joints in the skull are an example of which type of joint?
Correct answer A. Fibrous joints
In which region of a sarcomere is only myosin present?
Correct answer C. H zone
From which tissue is sapwood formed?
Correct answer B. Secondary xylem
What are autophagosomes?
Correct answer D. Both a and b
How many cervical vertebrae are there?
Correct answer C. 7
Which category of animal is the hummingbird an example of?
Correct answer B. Heterotherm
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Cellulose is the main component of which part of a plant cell?
Correct answer B. Primary wall
Which organism converts ammonia or ammonium ions into nitrites in the nitrogen cycle?
Correct answer C. Nitrosomonas
What is the approximate annual rainfall in grassland ecosystems?
Correct answer A. 250-750 mm
Which layer of the cell wall is laid down first by the protoplast?
Correct answer A. Primary wall
Apart from light, what mainly determines the productivity of an aquatic ecosystem?
Correct answer C. Nutrients