A Child Is Trying to Stack Two Uniform Wooden Blocks,12

question 51

Multiple Choice

A child is trying to stack two uniform wooden blocks,12 cm in length,so they will protrude as much as possible over the edge of a table,without tipping over,as shown in the figure.What is the maximum possible overhang distance d?

• A) 5 cm
• B) 6 cm
• C) 7 cm
• D) 8 cm
• E) 9 cm

Comprehend plant tropisms and their impact on plant growth direction.

Explain the importance of photoperiodism in flowering and mechanisms of action in short-day plants.

Understand the process and stages of embryo sac development in plants.

Comprehend the techniques and applications of tissue culture propagation in plant research and agriculture.

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Definitions:

PGAL

PGAL (Phosphoglyceraldehyde) is a 3-carbon sugar that plays an important role in the biochemical pathway of photosynthesis and glycolysis.

Inorganic Source

A source of material or substance that is not derived from living organisms.

Sugars

Sweet-tasting, soluble carbohydrates that are important as energy sources in living organisms and as sweeteners in the diet.

Molecular Reactants

Substances initially present in a chemical reaction that interact to form products, involving the breaking and forming of chemical bonds.