Cytoplasm is the jelly-like semi-fluid matrix found inside a cell. It is composed of
1) water 2) cell organelles 3) micromolecules and macromolecules 4) all of the above Answer:4) all of the above Explanation:... View Article
1) water 2) cell organelles 3) micromolecules and macromolecules 4) all of the above Answer:4) all of the above Explanation:... View Article
1) unicellular 2) multicellular 3) acellular 4) both 1 and 2 Answer:4) both 1 and 2 Explanation: Eukaryotes are both... View Article
1) impermeability 2) semi permeability 3) differential permeability 4) free permeability Answer:4) free permeability Explanation: The cell wall is freely... View Article
1) Inner to primary cell wall 2) Inner to secondary cell wall 3) Outer to secondary cell wall 4) Outer... View Article
1) New chloroplasts are formed 2) Chloroplasts are converted to chromoplasts 3) Chromoplasts are converted to chloroplasts 4) None of... View Article
1) sacs 2) cisternae 3) cristae 4) grana Answer:3) cristae Explanation: Inner membrane foldings of mitochondria are called cristae. They... View Article
1) Nuclear membrane 2) Chromatin 3) Nucleolus 4) All of the above Answer:4) All of the above Explanation: The eukaryotic... View Article
1) vacuole 2) endoplasmic reticulum 3) mitochondrion 4) nucleus Answer:4) nucleus Explanation: The nucleus is the brain of the cell... View Article
1) Endoplasmic reticulum 2) Mitochondria 3) Ribosomes 4) Nucleus Answer:2) Mitochondria Explanation: Mitochondria are called the powerhouse of the cell... View Article
1) Enlarged larynx and deeper voice 2) Development of facial hair 3) High pitch voice 4) Enlarged penis Answer:3) High... View Article
1) Testis is endocrine in nature 2) Testes are extra-abdominal in position 3) Sertoli cells of the testis nourish the... View Article
1) Epididymis 2) Ureter 3) Vas deferens 4) Urethra Answer:4) Urethra Explanation: Urethra is a common duct for the passage... View Article
1) Epididymis 2) Vasa efferentia 3) Vas deferens 4) Rete testis Answer:4) Rete testis Explanation: Testicular lobules have seminiferous tubules,... View Article
1) ejaculation 2) insemination 3) spermatogenesis 4) urination Answer:3) spermatogenesis Explanation: Testis is present outside the abdominal cavity in the... View Article
1) proteinaceous 2) amino acid-derived 3) steroid 4) polypeptide Answer:3) steroid Explanation: Estrogen and progesterone are steroid hormones, which are... View Article
1) anterior pituitary 2) posterior pituitary 3) testis 4) hypothalamus Answer:1) anterior pituitary Explanation: LH produced from the anterior pituitary... View Article
1) Insemination 2) Spermatogenesis 3) Implantation 4) Gametogenesis Answer:3) Implantation Explanation: After fertilisation, the zygote divides and transforms into a... View Article
1) 2-4 cm, from the uterus to vagina 2) 10-12 cm, from isthmus to ampulla 3) 10-12 cm, from the... View Article
1) infundibulum 2) ampulla 3) cervix 4) isthmus Answer:1) infundibulum Explanation: The part of the fallopian tube closest to the... View Article
1) Gonadotropin-releasing hormone – Corpus Luteum 2) Follicle-stimulating hormone – Hypothalamus 3) Estrogen – Ovarian follicles 4) Progesterone – Pituitary... View Article