The leaf defoliator utilized in the Vietnam war by the USA known as “Agent Orange” was

(a) 2,4, -D and 2,4,5 – T (b) Ethylene (c) 2,4, -D and NAA (d) 2,4,5 – T, ethylene and NAA

Parenchyma cells in the spongy mesophyll exhibit large intercellular spaces promoting:
(a) To become nutrients for the future germinating embryo
(b) Greater exposure to carbon dioxide (c) To distribute pressure evenly through the structure

The main purpose that the aerenchyma serves in Parenchyma is
(a) Offers flexibility
(b) Renders Buoyancy (c) Provides structural framework (d) Provides mechanical support

𝖠𝖳𝖯𝖺𝗌𝖾 𝖺𝖼𝗍𝗂𝗏𝗂𝗍𝗒 𝗂𝗌 𝖿𝗈𝗎𝗇𝖽 𝗂𝗇

1. If work done by conservative forces is positive, kinetic energy will increase
2. In projectile motion, rate of change in linear momentum remains constant throughout the motion

Moment of inertia of a hemispherical shell of mass M and radius R passing through it's centre of mass is given by-

1. Internal forces can change kinetic energy but not linear momentum
2. Kinetic energy of a particle is dependent on reference frame

X = Thrombocytes are produced from red b9ne marrow

Y = platelets can reduce a variety of substances which all are involved in coagulation on clotting of blood

Amount of WBC per ml blood =

X = ETS system of thylakoid membrane contain cytochrome

Y = Electron transport through ETS is a downhill process

1. In an inelastic collision, the final kinetic energy is always less than initial kinetic energy of the system
2. If the earth stops rotating apparent value of g on its surface will remain same everywhere

Addison's disease is caused by hyperadrenalism

Which is wrong about sorghum =

𝕏 = The use of radioactive carbon by algal photosynthesis studies let to be discovery the first CO₂ fixation product was 3 carbon organic acid

𝕐 = Primary acceptor of CO₂ is a type of Ketose sugar

Which of the following is wrong for electron affinity oder =

1. A body performs pure rolling on a rough inclined plane, it's mechanical energy is constant
2. Time taken for rolling with slipping for a solid sphere and disc when each comes down a rough inclined plane is same

𝕏 = In photosynthesis , light rxn take place in stroma matrix

𝕐 = In C₄ plant malic acid is formed in Bundle seath cell

X = Hormone can produce energy

Y = Hormone is non nutrient

𝔸 = Kidney is non organised endocrine gland .

ℝ = It have some hormone producing cells in scattered form

1] 𝖤𝗇𝗓𝗒𝗆𝖾 𝗋𝖾𝖼𝗈𝗆𝖻𝗂𝗇𝖺𝗌𝖾 𝗂𝗌 𝗋𝖾𝗊𝗎𝗂𝗋𝖾𝖽 𝗂𝗇 𝖽𝗂𝗉𝗅𝗈𝗍𝖾𝗇𝖾 𝗌𝗍𝖺𝗀𝖾 𝗈𝖿 𝗆𝖾𝗂𝗈𝗌𝗂𝗌 .

2] 𝖨𝗇 𝗈𝗈𝖼𝗒𝗍𝖾 𝗈𝖿 𝗌𝗈𝗆𝖾 𝗏𝖾𝗋𝗍𝖾𝖻𝗋𝖺𝗍𝖾 𝖽𝗂𝖺𝗄𝗂𝗇𝖾𝗌𝗂𝗌 𝗅𝖺𝗌𝗍𝗌 𝖿𝗈𝗋 𝗆𝗈𝗇𝗍𝗁𝗌 𝗈𝗋 𝗒𝖾𝖺𝗋𝗌 .