Biology 10th Class English Medium Online Test With Answers

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Biology 10th Class English Medium Online Test

Sr. # Questions Answers Choice
1 Among following, which is source of variations? Mutation Crossing over Gene flow All of these
2 How many types of Difference shown by individuals of same species? 1 2 4 6
3 Pink flowered four o clock plant is an example of: Incomplete dominance Co-dominance Complete dominance None of these
4 It is a situation where in heterozygous genotypes, both the alleles express as a blend and neither allele is dominant over the other: Incomplete dominance Co-dominance Complete dominance None of these
5 Among following which is example of co-dominance? Blood group A Blood group B Blood group AB Blood group O
6 It is a situation where two different alleles of gene pair express themselves completely, instead of showing a dominant recessive relationship is called. Incomplete dominance. Co-dominatice Complete dominatnce None of these
7 Each trait studied in pea plant had ___ distinct form. 1 2 3 4
8 Pisum sativum is scientific name of: Onion Frog Mustard plant Pea plant
9 Who developed fundamental principles of genetics? Lamark Gregor mendle Charles lyll Charles Darwin
10 Expression of genotype in the form of trait is: Genome Phenotype Complete dominance Incomplete dominance
11 Dominant alleles are represented by ______ letter and recessive alleles by _____ letter. Capital lowercase Lowercase, capital Lower case, lowercase Capital, capital
12 It is a condition in which normal body pigments are absent: Color blindness Albinism Diabetes Sickle cell anacmia
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