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
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Members of the eukaryotes are by nature
1) unicellular 2) multicellular 3) acellular 4) both 1 and 2 Answer:4) both 1 and 2 Explanation: Eukaryotes are both... View Article
The cell wall shows
1) impermeability 2) semi permeability 3) differential permeability 4) free permeability Answer:4) free permeability Explanation: The cell wall is freely... View Article
Where is the middle lamella found in a cell?
1) Inner to primary cell wall 2) Inner to secondary cell wall 3) Outer to secondary cell wall 4) Outer... View Article
What happens when green tomato fruits turn red?
1) New chloroplasts are formed 2) Chloroplasts are converted to chromoplasts 3) Chromoplasts are converted to chloroplasts 4) None of... View Article
Foldings of the inner membrane of mitochondria are called
1) sacs 2) cisternae 3) cristae 4) grana Answer:3) cristae Explanation: Inner membrane foldings of mitochondria are called cristae. They... View Article
Which among the following will you find in a eukaryotic nucleus?
1) Nuclear membrane 2) Chromatin 3) Nucleolus 4) All of the above Answer:4) All of the above Explanation: The eukaryotic... View Article
All the functions of the cell are controlled by the
1) vacuole 2) endoplasmic reticulum 3) mitochondrion 4) nucleus Answer:4) nucleus Explanation: The nucleus is the brain of the cell... View Article
Which among the following is called the ‘powerhouse’ of the cell?
1) Endoplasmic reticulum 2) Mitochondria 3) Ribosomes 4) Nucleus Answer:2) Mitochondria Explanation: Mitochondria are called the powerhouse of the cell... View Article
Which of the following is not a secondary sexual character in males?
1) Enlarged larynx and deeper voice 2) Development of facial hair 3) High pitch voice 4) Enlarged penis Answer:3) High... View Article
Select the incorrect statement regarding testis.
1) Testis is endocrine in nature 2) Testes are extra-abdominal in position 3) Sertoli cells of the testis nourish the... View Article
Which of the following ducts is common for the reproductive and the urinary system?
1) Epididymis 2) Ureter 3) Vas deferens 4) Urethra Answer:4) Urethra Explanation: Urethra is a common duct for the passage... View Article
Which of the following is situated closer to the testicular lobules?
1) Epididymis 2) Vasa efferentia 3) Vas deferens 4) Rete testis Answer:4) Rete testis Explanation: Testicular lobules have seminiferous tubules,... View Article
Testis is present outside the abdominal cavity in order to facilitate ______.
1) ejaculation 2) insemination 3) spermatogenesis 4) urination Answer:3) spermatogenesis Explanation: Testis is present outside the abdominal cavity in the... View Article
Estrogen and progesterone secreted by the ovary are ______ hormones.
1) proteinaceous 2) amino acid-derived 3) steroid 4) polypeptide Answer:3) steroid Explanation: Estrogen and progesterone are steroid hormones, which are... View Article
Leydig cells are stimulated by the hormone produced from ______.
1) anterior pituitary 2) posterior pituitary 3) testis 4) hypothalamus Answer:1) anterior pituitary Explanation: LH produced from the anterior pituitary... View Article
Which among the following is a post-fertilisation event in human beings?
1) Insemination 2) Spermatogenesis 3) Implantation 4) Gametogenesis Answer:3) Implantation Explanation: After fertilisation, the zygote divides and transforms into a... View Article
Each fallopian tube is about _____ long and extends _______.
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
The part of the fallopian tube closest to the uterus is _______.
1) infundibulum 2) ampulla 3) cervix 4) isthmus Answer:1) infundibulum Explanation: The part of the fallopian tube closest to the... View Article
Select the correct option with respect to hormone and its site of production.
1) Gonadotropin-releasing hormone – Corpus Luteum 2) Follicle-stimulating hormone – Hypothalamus 3) Estrogen – Ovarian follicles 4) Progesterone – Pituitary... View Article
