(c) Undefined nuclear region in prokaryotes is called nucleoid. Nucleoid is not bounded by nuclear envelope. Nucleous is absent. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
(c) Undefined nuclear region in prokaryotes is called nucleoid. Nucleoid is not bounded by nuclear envelope. Nucleous is absent.
Which of the following correctly represent the electronic distribution in the Mg atom?
(b) The electronic configuration of Mg is 2, 8, 2. (Atomic Number 12). https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-4/
(b) The electronic configuration of Mg is 2, 8, 2. (Atomic Number 12).
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-4/
See lessWhich of the following statements is always correct?
(a) An atom always has equal number of electrons and protons. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-4/
(a) An atom always has equal number of electrons and protons.
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-4/
See lessAmoeba captures its food through a process known as
(c) Endo means taking in while exo means throwing out. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
(c) Endo means taking in while exo means throwing out.
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
See lessWhich of the following cell organelle forms lysosome?
(d) Lysosomes bud off as vesicles from Golgi apparatus. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
(d) Lysosomes bud off as vesicles from Golgi apparatus.
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
See lessThe nuclear region of prokaryotes is also known as
(c) Undefined nuclear region in prokaryotes is called nucleoid. Nucleoid is not bounded by nuclear envelope. Nucleous is absent. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
(c) Undefined nuclear region in prokaryotes is called nucleoid. Nucleoid is not bounded by nuclear envelope. Nucleous is absent.
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
See lessContractile vacuole takes part in
(d) Contractile vacuole aids in osmoregulation as well as excretion. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
(d) Contractile vacuole aids in osmoregulation as well as excretion.
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
See less1 µm is equivalent to
(a) 10⁻⁶ m. This is the correct answer. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
(a) 10⁻⁶ m. This is the correct answer.
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
See lessType of cell division involved in growth of the body is
(c) Mitosis https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
(c) Mitosis
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
See lessWho gave the statement that cells arise from pre-existing cells?
(a) Virchow is the correct answer. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
(a) Virchow is the correct answer.
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/
See lessWhich out of the following options is not a function of epidermis?
(b) At joints two bones are joined together by tendons. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/
(b) At joints two bones are joined together by tendons.
https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/
See less